The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-451-2014, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Rogerson Aircraft Corporation. Government technical data includes 28 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-451-2014 |
| Primary Part Number | G-3934-50 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Rogerson Aircraft Corporation |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Scale Accuracy | PORM 1 POUNDS FROM -65 TO +160 DEG F LBS |
| Scale Name | PRESSURE |
| Overall Diameter | 4.750 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Mounting Method | FLANGE |
| Scale Inscription/background Color | BLACK CHARACTERS & LINES ON WHITE BACKGROUND |
| Reference Data and Literature | MFG DRAWING G-3934 |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 50.0 POUNDS PER SQUARE INCH LBS |
| Mounting Hole Diameter | 0.156 INCHES NOMINAL IN |
| Scale Name for Which Pointer Is Designed | PRESSURE |
| Pointer Type | INDICATING |
| Accessory Components and Quantity | BLOW OUT DISK |
| Adjustability | NONADJUSTABLE |
| Scale Type | DIAL |
| Dial Size | 3-1/2 INCH IN |
| Graduation Unit | 10.0 POUNDS PER SQUARE INCH LBS |
| Bolt Circle Diameter | 4.250 INCHES NOMINAL IN |
| Connection Location | BACK, CENTER |
| Pointer Color | BLACK |
| Surface Treatment | ANODIZE CASE |
| Unable to Decode | UNABLE TO DECODE |
| Material | PLASTIC ACRYLIC PROTECTIVE CRYSTAL |
| Material | ALUMINUM ALLOY CASE |
| Material | NICKEL ALLOY ACTUATING ELEMENT |
| Connection Quantity | 1 |
| Connection Size | 0.25IN NPT, 0.594 IN LONG IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| G-3934-50 PRIMARY | Rogerson Aircraft Corporation (USA) |
| Reference | Meaning |
|---|---|
| G3934-50 | 5/9 Secondary reference Rogerson Aircraft Equipment Group |
NSN 6685-00-451-2014 is a Gage,pressure,dial Indicating, manufactured by Rogerson Aircraft Corporation, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-00-451-2014 has 1 manufacturer part number on file: G-3934-50 (Rogerson Aircraft Corporation).
Key specifications for G-3934-50: Mounting Hole Quantity: 3; Scale Accuracy: PORM 1 POUNDS FROM -65 TO +160 DEG F LBS; Scale Name: PRESSURE; Overall Diameter: 4.750 INCHES NOMINAL IN. 28 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.